Thanh Hoa Airport (Vietnamese: Sân bay Thanh Hóa) is a civil airport planned to be built in Thanh Hóa Province, North Central Coast region, Vietnam. The proposed location is in commune of Hải Ninh, district of Tĩnh Gia, Thanh Hóa Province, west of National Route 4. The Deputy Prime Minister of Vietnam, Hoàng Trung Hải, has ordered the Ministry of Transportation of Vietnam to carry out the planning and implementation schedule. According to the preliminary planning, the airport will meet criteria 3C as specified by ICAO with a runway of 2,300 m x 30 m, capable to handle small aircraft such as ATR 72. The airport will be enlarged in the future. The facilities will cover an area of 300 hectares. The airport is expected to serve tourists to beaches of Sầm Sơn town.